3.31.1 - 2018-11-17
-------------------

* Changes included in 3.30.2
* overrides: add Pango.Layout.set_text() override. :issue:`259` :mr:`89`
* docs: link updates :mr:`93` (:user:`tijder`)
* overrides: Use functools.wraps instead of custom version.
  :issue:`271` :mr:`95` (:user:`Kai Willadsen <kaiw>`)
* tests: Make tests run with current gtk4 master
* Add (again) a pyproject.toml for specifying the pycairo build dep
  (requires pip >=18.0)
* setup.py: Make it possible to build without cairo support through the
  PYGOBJECT_WITHOUT_PYCAIRO env var. :issue:`250`